The following table contains numbers of connected regular graphs having girth at least seven and with the given degree and number of vertices.
Not necessarily connected 2-regular with girth exactly 7 are given by A026800.
| A014375 | ||
| Vertices | Degree 3 | Degree 4 |
|---|---|---|
| 24 | 1 | |
| 26 | 3 | |
| 28 | 21 | |
| 30 | 546 | |
| 32 | 30368 | |
| 34 | 1782840 | |
| 36 | 95079083 | |
| 38 | 4686063120 | |
| 67 | ≥1 |